Finding the Fourth Proportional to 926,458.08, 1,386,982.80 and 570,403.68
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Solution
The fourth proportional to 926,458.08, 1,386,982.80 and 570,403.68 is: 853,940.52
Step by Step Solution
- Step 1: Write the proportion equation
926,458.08 : 1,386,982.80 = 570,403.68 : x - Step 2: Convert to fraction form
926,458.08/1,386,982.80 = 570,403.68/x - Step 3: Cross multiply
926,458.08x = 1,386,982.80 × 570,403.68 - Step 4: Simplify right side
926,458.08x = 791,140,093,216.70 - Step 5: Solve for x
x = 791,140,093,216.70/926,458.08 - Step 6: Final answer
x = 853,940.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.